PEPx/Unknown

QED signs a canonical JSON payload. Fetch the public key from /.well-known/qed.json, then check the signature against this payload.

Canonical JSON

{"block":null,"chain":"Solana","checked_at":"2026-09-30T20:20:21Z","dev":false,"expires_at":"2026-10-01T20:20:21Z","issuer":"Backed xStocks","pool":{"base":{"address":"Xsv99frTRUeornyvCfvhnDesQDWuvns1M852Pez91vF","balance":"11002005379","decimals":8,"symbol":"PEPx"},"chain":"Solana","dex":"raydium-clmm","pool":"GmcGvaTDhwScEKcmDPsBiLxbgHtvTEGp89kHjpsHZjD2","quote":{"address":"EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v","balance":"205554688","decimals":6,"symbol":null}},"quote_share_of_supply":0.0010552780724599007,"reads":[{"block":null,"method":"getSlot","params":[{"commitment":"confirmed"}],"result_hash":"625360e77ccac7d0613e3416a759ca83c8a64393f2b47f169568dbfc047e2f19","slot":452070235},{"block":null,"method":"getAccountInfo","params":["GmcGvaTDhwScEKcmDPsBiLxbgHtvTEGp89kHjpsHZjD2",{"commitment":"confirmed","encoding":"base64"}],"raw_result":{"context":{"apiVersion":"4.3.0","slot":452070236},"value":{"data":["9+3j9dfD3kb+wnOkEPOaHXiIxRyjpUZScnkl1SZi/L29VIDs7GyT1T/1m1vtCfGx68M/SX1YJz224IXakd63IhFBRz12UJ+NxAfo/tPmaKx1FR0PHJnoXEjEYMuXe4uxZPRhasgd2EQAxvp6877brTo9ZfNqq8l0MbG75MLS9uDkfKYCA0UvXWEB2CXd+AF8QYks8SDKimquNtHVuvnwvcp3ihLskgk7Xj6LC5ed3xUtBAL8Klxzm8zIZmbHdmkBiUq1qmbXh6AL2coaQBy0fJDXvLy5kyLiJ9f1/s6kKQICHhjGU/WAbQkIBjwAWFiOvB0AAAAAAAAAAAAAAOMiUuTrTTQmAQAAAAAAAADeCgAAAAAAAJSoH1VWzxEAAAAAAAAAAACpKooTERwUAAAAAAAAAAAA6QoQAAAAAADI3QsAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAD1m1vtCfGx68M/SX1YJz224IXakd63IhFBRz12UJ+NxAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA9Ztb7QnxsevDP0l9WCc9tuCF2pHetyIRQUc9dlCfjcQAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAPWbW+0J8bHrwz9JfVgnPbbghdqR3rciEUFHPXZQn43EAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAADAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHPRkAAAAAAC16HAAAAAAAAAAAAAAAAAAWBAAAAAAAADwAWAKIE5g6AADwSQIALgAAAAAAAAAAAAAAwDy9agAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=","base64"],"executable":false,"lamports":11637120,"owner":"CAMMCzo5YL8w4VFF8KVHrK22GGUsp5VTaW7grrKgrWqK","rentEpoch":18446744073709551615,"space":1544}},"result_hash":"24cba39674a76740946d7ebd0da2c18bb7e665fde771f3f56ede05ea65814721","slot":null},{"block":null,"method":"getTokenAccountBalance","params":["5D9FUhdE23bWqfrTMwdzTd7PedDEgepi9511m9vVpDzz",{"commitment":"confirmed"}],"result_hash":"51e3037b2ddce35a7d7fc4aabdaa96f3c3c556fbb20a85f2bde5801e5aba4f6e","slot":null},{"block":null,"method":"getTokenAccountBalance","params":["8Ca4XFmDXuW8mToLLDuEqokLaqk2TTRuAAJEk5egC3w",{"commitment":"confirmed"}],"result_hash":"e4c5fd0b1d332d7310657c4be3d5e19c7aa2ba754ba667da275d8f6785789fd1","slot":null},{"block":null,"method":"getMultipleAccounts","params":[["Xsv99frTRUeornyvCfvhnDesQDWuvns1M852Pez91vF","EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v"],{"commitment":"confirmed","encoding":"base64"}],"result_hash":"eb6d7b12e3375dff6cea0424fbc9700b650c3bc1e5862e3b81525a33b6d15890","slot":null},{"block":null,"method":"getTokenSupply","params":["EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",{"commitment":"confirmed"}],"result_hash":"a66faa5282fb0903037e421912c0ae40e85d731d011890c423f90f5e51b06a76","slot":null},{"block":null,"method":"getAccountInfo","params":["EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",{"commitment":"confirmed","encoding":"base64"}],"raw_result":{"context":{"apiVersion":"4.3.0","slot":452070242},"value":{"data":["AQAAAJj+huiNm+Lqi8HMpIeLKYjCQPUrhCS/tA7Rot3LXhmbxo4Fs1tSGwAGAQEAAABicKqKWcWUBbRShshncubNEm6bil06OFNtN/e0FOi2Zw==","base64"],"executable":false,"lamports":534808027998,"owner":"TokenkegQfeZyiNwAJbNbGKPFXCWuBvf9Ss623VQ5DA","rentEpoch":18446744073709551615,"space":82}},"result_hash":"99aaf5b0f9fc6d05d2639e52751a15cc5a39d9b601b0f5581fe94872c2f04dbf","slot":null},{"block":null,"method":"getTokenSupply","params":["Xsv99frTRUeornyvCfvhnDesQDWuvns1M852Pez91vF",{"commitment":"confirmed"}],"result_hash":"caeea19b02cb3fb3bfc370aebed2002290678641d4d6e806c5ff4ba747da08ec","slot":null},{"block":null,"method":"getAccountInfo","params":["Xsv99frTRUeornyvCfvhnDesQDWuvns1M852Pez91vF",{"commitment":"confirmed","enc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xStocks","last_checked":"2026-09-30T19:20:14Z","name":"PepsiCo","source":"xstocks-api","source_url":"https://api.xstocks.fi/api/v2/public/assets","ticker":"PEP"},"registry_hash":"df7642c17e627e7600003c0327d057e934f5c09b8c2142a8b83d77c78caced9e","signer":"GJWKkiUd3zj1pJGfeE7JitiPiwDJC6XmNFvpJWJuvvpn","slot":452070235,"subject":"GmcGvaTDhwScEKcmDPsBiLxbgHtvTEGp89kHjpsHZjD2","ticker":"PEP","verdict":{"Verified":{"issuer":"Backed xStocks","ticker":"PEP"}},"version":1}

Signature

QzOwaDpwKqpxWNIHgpU1gOo4DOtBpAZs/6nj1CLtz9jj5uMEADrnRBvvcbK2V5JOeolRit+pVMJrIJ9Ni4QLCA==

API call

GET /api/attest/8f94331029bb547e03ddabf162ec43ad0b42808dc620c19238aded23119f561b

1. Fetch the public key and attestation JSON, then verify the signature with the published key.
2. Canonicalize the payload with sorted object keys and no whitespace, then verify its SHA-256 attestation id.
3. Run the API call above and compare the returned payload, serial, signer, and signature with this certificate.